Version 2.1e adds new features, including:

• The capability to analyze and predict spurious products up to 20R X 20L order
• Increased efficiency of program, spurious products are calculated and plotted up to 50% faster
• Added Cancel Button to Preselection Filter, Mixer, and Post Selection Filter panels
• Moved save and open commands to the File Menu.

A new program to help in designing a receiver or transmitter frequency conversion. Specify input filters, mixers, and output filters, and see all the signals and spurious products in your design! The trial PC and Macintosh versions are available for download.